If you know of any manuals or guides which are not yet listed here,
or if you would like to contribute a new manual, guide or
translation, please send us the file or tell us where we can download it. Thank you! NOTE: All HTML and
PDF links open in a new window.

Summary of Lua (CELX) Support in Celestiaby Harald Schmidt
This summary describes the implementation of CELX (Lua) scripting in Celestia v1.3.2.
For information on the Lua, the language, go to: http://www.lua.org/.

CELX-Scripting (How to migrate from CEL scripting) - version 1.2 (12/01/2010)by Marko Klunder
This document is intended to help people to migrate from CEL to CELX scripting. On the other hand it also contains a lot of useful information for those who are already using CELX.

Transforming Orbital Elements into Celestia's SSC File Format by Selden Ball, Jr.
The International Astronomical Union (IAU) publishes circulars which
have orbital elements for comets and for asteroids. This is a brief,
incomplete, description of how to transform the IAU orbital elements of
a comet or asteroid into Celestia's SSC file format.

Virtual Textures for Dummies Package - version 1.0 by Bob Hegwood
This guide explains what a Celestia Virtual Texture (VT) is, how to use
them, and how to create them. The larger file includes the guide along
with 512K x 512K VT/JPG textures for the first three levels of Mars.